The Old Pal is the third member of the Negroni family — gin in the Negroni, bourbon and sweet vermouth in the Boulevardier, rye and dry vermouth here. The recipe was first printed in Harry MacElhone's Barflies and Cocktails (1927), where it's attributed to William "Sparrow" Robertson, sports editor of the Paris edition of the New York Herald.
Sparrow used to call everyone "old pal" — so when he made up a drink, that's what it got called.
as recounted by Harry MacElhone, Barflies and Cocktails (1927)Three Variations on a Theme
MacElhone's Barflies and Cocktails printed both the Boulevardier and the Old Pal in the same 1927 volume — equal-parts cocktails built on the same Negroni scaffolding. The Negroni (gin / sweet vermouth / Campari) had been in print since at least the 1920s; the Boulevardier swapped gin for bourbon and kept the sweet vermouth; the Old Pal swapped both — rye for the bourbon, dry vermouth for the sweet. Three drinks, same geometry, walking from sweet to dry.
Sparrow Robertson was a Scottish-American sports reporter who lived in Paris from 1919 until his death in 1941. He was a fixture at MacElhone's bar; "old pal" was his characteristic greeting. The drink is one of the few cocktails attributed to a non-bartender that survived the era — most journalist credits are apocryphal. This one has print provenance.
The Spec
Equal parts rye, dry vermouth, and Campari — one ounce of each. Stirred with ice for 30 seconds, strained into a chilled coupe. Lemon peel expressed and dropped in. The drink is rye-forward and bone dry compared to a Boulevardier; the Campari is what holds it together.
Rye, Not Bourbon
The Old Pal calls for rye specifically — its spicier, drier character is what differentiates it from the Boulevardier. A 100-proof rye (Rittenhouse, Wild Turkey 101) gives the drink the weight it needs against the Campari. Bourbon will work, but you've made a half-step toward the Boulevardier and away from the Old Pal.
Dry Vermouth Choice
Dolin Dry is the modern default — clean, herbal, not too sweet. Noilly Prat is drier and more saline; both work. Avoid old, oxidized vermouth — dry vermouth dies in the bottle within six weeks of opening; the cocktail will read flat and wet without explanation.
Lemon, Not Orange
A Negroni gets orange peel; a Boulevardier gets orange peel; the Old Pal gets lemon. The dry vermouth's herbal-citrus side wants lemon, not orange — orange will tilt the drink back toward Boulevardier territory.
Bottom Line
If a Negroni or Boulevardier is too sweet for you, the Old Pal is the answer. Equal parts, stirred, lemon peel — and the dry vermouth opened recently. Make all three in one sitting and the relationship between them becomes obvious; the Negroni family is one of the cleanest progressions in the canon.